Firefox OS release notes by version

This section provides articles covering each new release of Gaia and Gecko for Firefox OS, explaining what features were added and bugs eliminated in each update. There is also a linked summary table showing what APIs are supported by each version of Firefox OS.

Other supporting information

Lists hosted, privileged and certified APIs, along with information on the permissions they need to have set in the App Manifest of your installable apps, such as the manifest permission name, app type required, description, access property, and default permission.